Adding more Data to your account can be done in a number of ways.
The first option is to access your Clientzone, from there you will go to Connectivity, and select the relevant Data package.
Once opened you should see the option for Topups and More. It is then simply a case of choosing the amount of data you want added.
Your second option is to install the Afrihost App on your Apple or Android device, after logging in with your Clientzone details, it is simply a matter of choosing
the amount of data you want to add to your Data package.